Litter will be left uncollected on the streets in Derby City centre for a whole weekend in November to show people how much is dropped.
The city council's street cleaning team hope the experiment will make shoppers more aware about the rubbish they throw on the floor.
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Mostly dry overnight with clear spells, although one or two showers are possible.
Dry with some late sunny spells developing during the evening.
The major annual Sikh parade started at the Guru Nanak Gudwara and continued through the city streets.